AU2002243374A1 - Multiplierless pyramid filter - Google Patents

Multiplierless pyramid filter

Info

Publication number
AU2002243374A1
AU2002243374A1 AU2002243374A AU2002243374A AU2002243374A1 AU 2002243374 A1 AU2002243374 A1 AU 2002243374A1 AU 2002243374 A AU2002243374 A AU 2002243374A AU 2002243374 A AU2002243374 A AU 2002243374A AU 2002243374 A1 AU2002243374 A1 AU 2002243374A1
Authority
AU
Australia
Prior art keywords
pyramid filter
multiplierless pyramid
multiplierless
filter
pyramid
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
AU2002243374A
Inventor
Tinku Acharya
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Intel Corp
Original Assignee
Intel Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Intel Corp filed Critical Intel Corp
Publication of AU2002243374A1 publication Critical patent/AU2002243374A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T1/00—General purpose image data processing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/40—Picture signal circuits
    • H04N1/40075—Descreening, i.e. converting a halftone signal into a corresponding continuous-tone signal; Rescreening, i.e. combined descreening and halftoning
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/11—Region-based segmentation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/194—Segmentation; Edge detection involving foreground-background segmentation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20016—Hierarchical, coarse-to-fine, multiscale or multiresolution image processing; Pyramid transform

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Image Processing (AREA)
  • Processing Of Color Television Signals (AREA)
  • Complex Calculations (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
  • Optical Filters (AREA)
  • Optical Integrated Circuits (AREA)
  • Networks Using Active Elements (AREA)
  • Measurement Of Radiation (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)

Abstract

Embodiments of a multiplierless pyramid filter are described.
AU2002243374A 2001-01-03 2001-12-27 Multiplierless pyramid filter Abandoned AU2002243374A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/754,684 2001-01-03
US09/754,684 US6662200B2 (en) 2001-01-03 2001-01-03 Multiplierless pyramid filter
PCT/US2001/050533 WO2002054350A2 (en) 2001-01-03 2001-12-27 Multiplierless pyramid filter

Publications (1)

Publication Number Publication Date
AU2002243374A1 true AU2002243374A1 (en) 2002-07-16

Family

ID=25035861

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2002243374A Abandoned AU2002243374A1 (en) 2001-01-03 2001-12-27 Multiplierless pyramid filter

Country Status (11)

Country Link
US (1) US6662200B2 (en)
EP (1) EP1350224B1 (en)
JP (1) JP2004527025A (en)
KR (1) KR100550242B1 (en)
CN (2) CN100345437C (en)
AT (1) ATE320050T1 (en)
AU (1) AU2002243374A1 (en)
DE (1) DE60117848T2 (en)
HK (1) HK1058094A1 (en)
TW (1) TWI223213B (en)
WO (1) WO2002054350A2 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6636167B1 (en) 2000-10-31 2003-10-21 Intel Corporation Method of generating Huffman code length information
US6563439B1 (en) 2000-10-31 2003-05-13 Intel Corporation Method of performing Huffman decoding
CN100358239C (en) * 2001-09-10 2007-12-26 神经网路处理有限公司 Digital filter and its designing method
US6944640B2 (en) * 2001-12-28 2005-09-13 Intel Corporation Progressive two-dimensional (2D) pyramid filter
WO2005078925A1 (en) * 2004-02-17 2005-08-25 Neuro Solution Corp. Digital filter design method and device, digital filter design program, and digital filter
US7904841B1 (en) 2007-10-12 2011-03-08 Lockheed Martin Corporation Method and system for optimizing digital filters

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4674125A (en) 1983-06-27 1987-06-16 Rca Corporation Real-time hierarchal pyramid signal processing apparatus
US4703514A (en) 1985-09-16 1987-10-27 Rca Corporation Programmed implementation of real-time multiresolution signal processing apparatus
US4829378A (en) 1988-06-09 1989-05-09 Bell Communications Research, Inc. Sub-band coding of images with low computational complexity
US5359674A (en) 1991-12-11 1994-10-25 David Sarnoff Research Center, Inc. Pyramid processor integrated circuit
TW290769B (en) * 1994-11-15 1996-11-11 Matsushita Electric Ind Co Ltd

Also Published As

Publication number Publication date
CN1694485A (en) 2005-11-09
TWI223213B (en) 2004-11-01
US20020087607A1 (en) 2002-07-04
HK1058094A1 (en) 2004-04-30
EP1350224A2 (en) 2003-10-08
CN100345437C (en) 2007-10-24
US6662200B2 (en) 2003-12-09
WO2002054350A3 (en) 2003-01-23
EP1350224B1 (en) 2006-03-08
WO2002054350A2 (en) 2002-07-11
DE60117848T2 (en) 2006-08-17
KR20030076599A (en) 2003-09-26
JP2004527025A (en) 2004-09-02
ATE320050T1 (en) 2006-03-15
CN1493156A (en) 2004-04-28
DE60117848D1 (en) 2006-05-04
CN1223202C (en) 2005-10-12
KR100550242B1 (en) 2006-02-08

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase